OBD Guide

B1D2C

Mirror Vertical Motor Control Circuit High

B1D2C is an OBD-II diagnostic trouble code meaning: Mirror Vertical Motor Control Circuit High. Common causes: open or short circuit in wiring harness, malfunction of the mirror control unit. Estimated repair cost: $22–111.

Severity
Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • Vertical mirror adjustment does not work
  • The mirror does not hold the specified position
  • Clicking or other strange sounds when trying to make adjustments

Causes

  • Open or short circuit in wiring harness
  • Malfunction of the mirror control unit
  • Damage to the mirror motor
  • Problems with contacts in connectors

How to Fix

  1. Check the integrity of the wiring harness and the condition of the contacts
  2. Check power and ground at the mirror motor connector
  3. Measure the motor resistance
  4. Replace motor or wiring harness if necessary

Related codes

FAQ

What does the B1D2C code mean?

B1D2C is an OBD-II diagnostic trouble code that indicates: Mirror Vertical Motor Control Circuit High

What causes a B1D2C error code?

The most common causes of B1D2C include: Open or short circuit in wiring harness; Malfunction of the mirror control unit; Damage to the mirror motor; Problems with contacts in connectors.

How do I fix a B1D2C diagnostic trouble code?

To fix B1D2C: Check the integrity of the wiring harness and the condition of the contacts. Check power and ground at the mirror motor connector. Measure the motor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1D2C?

Limited driving only, diagnose soon

How much does it cost to fix B1D2C?

The estimated repair cost for B1D2C is $22–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat